CVE-2026-49941

{"id": "CVE-2026-49941", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-06-04T17:16:33.173", "references": [{"url": "https://metacpan.org/release/RRWO/Net-CIDR-Set-0.21/changes", "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}, {"url": "http://www.openwall.com/lists/oss-security/2026/06/04/11", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Undergoing Analysis", "weaknesses": [{"type": "Secondary", "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "description": [{"lang": "en", "value": "CWE-674"}, {"lang": "en", "value": "CWE-1287"}]}], "descriptions": [{"lang": "en", "value": "Net::CIDR::Set versions through 0.20 for Perl did not validate IP addresses.\n\nThe add method called the _encode method to parse addresses. If the addresses did not look like netmasks or network ranges, then they were assumed to single IP addresses and passed back to itself as a 32-bit or 128-bit netmask.\n\nIf the argument was not a well-formed IP address, then this would lead to indefinite recursion.\n\nAn attacker could use this to cause a denial of service."}], "lastModified": "2026-06-04T20:16:58.373", "sourceIdentifier": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}